html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  box-sizing: border-box;
  padding: 0;
  margin: 0;

  * {
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  }

  #app {
    width: 100%;
    height: 100%;
  }
  #root {
    background: #fff;
    overflow-x: hidden;
    overflow-y: auto;

    width: 100%;
    height: 100%;
  }
}
